This week on Up Close, celebrating the rights to dissent and outspokenness.

First, one of the figures most known for using First Amendment rights to further justice in the United States is the Rev. Dr. Martin Luther King, Jr. Public television and radio host Tavis Smiley talks about the last year of King’s life, which is the subject of Smiley’s latest book, Death of a King: The Real Story of Dr. Martin Luther King, Jr.’s Final Year.

Then, what happens when criticism of the American political system comes from those born outside the United States? Carnegie Melon University’s Prof. Andreea Deciu Ritivoi looks are some of the most outspoken foreign critics of the U.S. — and the backlash against them — in her new book, Intimate Strangers: Arendt, Marcuse, Solzhenitsyn, and Said in American Political Discourse.